Please see the steps below for both iPhone and Android phones and follow the instructions to reset your network settings:
Go to Settings > General > Reset > Reset Network Settings. This also resets Wi-Fi networks and passwords, cellular settings, and VPN and APN settings that you've used before.
- From the Home screen, navigate: Apps icon > Settings > Backup and reset.
- Tap Reset network settings.
- Tap RESET SETTINGS.
If you are using one of our SIMs in an iPad, go to Settings > Mobile> Mobile Data Network
Then change both the 'mobile data' and 'personal hotspot' APNs to yesinternet leaving the 'username' and 'password' fields blank.